package com.iflytop.gd.app.controller;

import com.iflytop.gd.common.cmd.CommandHandler;
import com.iflytop.gd.app.service.cmd.CommandHandlerRegistry;
import com.iflytop.gd.app.model.dto.CmdDTO;
import com.iflytop.gd.app.service.exceptions.UnSupportCommandException;
import com.iflytop.gd.common.result.Result;
import io.swagger.v3.oas.annotations.Operation;
import io.swagger.v3.oas.annotations.tags.Tag;
import lombok.RequiredArgsConstructor;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

@Tag(name = "前端业务指令")
@RestController
@RequestMapping("/api/cmd")
@RequiredArgsConstructor
@Slf4j
public class CmdController {
    private final CommandHandlerRegistry registry;

    @Operation(summary = "前端统一调用一个接口")
    @PostMapping
    public Result<?> controlMethod(@RequestBody CmdDTO cmdDTO) {
        String commandName = cmdDTO.getCommand();
        try {
            CommandHandler commandHandler = registry.getCommandHandler(commandName);
            log.info("业务指令开始执行");
            commandHandler.handle(cmdDTO);
        } catch (UnSupportCommandException exception) {
            log.error("未找到对应的业务指令");
            return Result.failed(exception.getMessage());
        } catch (Exception e) {
            log.error("执行业务指令发生异常: {}", cmdDTO, e);
            return Result.failed(e.getMessage());
        }
        return Result.success();
    }


}